It can convert all your old knives into new. There is no reason to buy new knives.You can use it on kitchen cutlery, gardening shears etc.
This sharpener has been tailored to attain a perfect angle. The design has features that make it superior to all the traditional stone and steel sharpeners. Under 60 sec it sharpens your Kitchen Knives, Serrated Knives, Blender Blades etc. This feature makes it the ideal sharpener for seniors.